1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Sphinxa [80]
4 years ago
9

Histamines are released when mast cells are exposed to _____, which are fragments of complement proteins.

Biology
1 answer:
IrinaVladis [17]4 years ago
8 0
The answer that best fits the blank provided above is C3a and C5a. Mast cells release this so called histamines once they are exposed to C3a and C5a which are fragments of complement proteins. These are also called as <span>Anaphylatoxins along with C4a. Hope this helps.</span>
You might be interested in
What is the difference in DNA between parent cell and daughter cells in mitosis and meiosis?
kumpel [21]

Answer:

In mitosis, the daughter cells have the same number of chromosomes as the parent cell, while in meiosis, the daughter cells have half the number of chromosomes as the parent.

<em>MARK AS BRAINLIEST!</em>

5 0
4 years ago
Please help ! both questions .
Firdavs [7]
Gdjsnsvshsisbdvdvgxbzbsb
6 0
3 years ago
What happens during the process of facilitated diffusion?
Cloud [144]
Molecules diffuse across the plasma membrane with assistance from membrane proteins, such as channels and carriers.
4 0
3 years ago
Read 2 more answers
What is the name of the pores, or holes, on the outer layer of the sponge that take water in?
denpristay [2]
The pores on the outer layer of the sponge which takes is water are called POROCYTES.
Sponges are groups of very simple animals which usually grow at a spot, that is, they lack the ability to move from one place to another. There are about 10,000 species of sponges; most sponges live in salt water while some live in fresh water. The body surface of sponges are made up of holes through which water enter into their cells.
5 0
4 years ago
Read 2 more answers
All Living Things are grouped based on What Type Of
Rus_ich [418]

Answer: by shared characteristics

Explanation:

Such as appearance and movement.

7 0
4 years ago
Other questions:
  • Food contains organic molecules such as __________ ; energy is released when cells break down this molecule.
    13·2 answers
  • Hydrogen bonds can only occur between certain bases.
    5·1 answer
  • C Class D Domain F Family G Genus K Kingdom O Order P Phylum S Species Using the first initial of each word in the Word Bank, li
    15·1 answer
  • Strains of the influenza virus that primarily infect birds, but can also infect humans.
    5·1 answer
  • Consider a population of cells that doubles every hour and begins with cells. What is the rate of growth of the cell population
    7·1 answer
  • What are benefits of Field Primate Studies?
    14·2 answers
  • The image below shows a close-up of the crystals formed in a pegmatitic rock. Which characteristic provides the best evidence th
    10·1 answer
  • Using the word “ SYMBIOSIS,” create an acrostic poem that demonstrates your understanding of the term.
    11·2 answers
  • We store excess food in our body either in the form of carbohydrates (in muscles and the liver) or as fat (adipose tissue). When
    11·1 answer
  • What are the oval shaped structures that can be found all over the slide.
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!